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Choose the expression equivalent to (3.5x + 5.1) - (-2x-9)
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19 votes
Choose the expression equivalent to (3.5x + 5.1) - (-2x-9)

User Pavan T
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1 Answer

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17 votes
3.5x + 5.1 - (-2x) - (-9) which is the same thing as saying: 3.5x + 5.1 + 2x + 9



reorder again and combine like terms

3.5x + 2x + 5.1 + 9
= 5.5x + 14.1


your answer should be 5.5x + 14.1, hope this helped you! :)


User Jyotirup
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